CN109900456A - The test macro and its test method of the spray head parameter of tank field spray equipment - Google Patents
The test macro and its test method of the spray head parameter of tank field spray equipment Download PDFInfo
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- CN109900456A CN109900456A CN201711294133.4A CN201711294133A CN109900456A CN 109900456 A CN109900456 A CN 109900456A CN 201711294133 A CN201711294133 A CN 201711294133A CN 109900456 A CN109900456 A CN 109900456A
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Abstract
The invention discloses the test macros and its test method of a kind of spray head parameter of tank field spray equipment, the test macro includes: the first tank body (1), second tank body (2), spray equipment and test device, first tank body (1) and the second tank body (2) interval are arranged, for simulating ignition source, spray equipment is set to second tank body (2), for being sprayed to the second tank body (2), spray equipment includes multiple spray heads (11), test device includes the temperature detecting unit being set in the second tank body (2) and the data processing unit being electrically connected with temperature detecting unit.Pass through the first tank body simulated fire environment, the second tank body is implemented to spray using spray equipment, and the second tank body oil product temperature change is measured by test device, to obtain oil product maximum temperature be less than and closest to allow temperature spray head spray parameter values, the effect positive using bring for spray equipment in tank field.
Description
Technical field
The present invention relates to tank field fire research fields, more particularly to a kind of test of the spray head parameter of tank field spray equipment
System and test method.
Background technique
In recent years, with the development of petrochemical industry, tank field storage tank quantity is more and more, and scale is increasing, tank field fire
Frequent Accidents.
When fire occurs for a storage tank, hydro carbons fire will release strong heat radiation, and adjacent storage is by strong
Strong heat radiation effect, it may occur however that following situations: one, adjacent storage intensity declines, tank skin tearing, pot liquid leakage, in turn
Expand fire；Two, medium volatilizees in tank, and pressure inside the tank increases, and physical explosion occurs；Three, medium volatilizees in tank, pressure inside the tank
Increase, gas is discharged from breather valve etc. in tank, is met fire source and is burnt.
Therefore, when fire occurs for storage tank, it is necessary to protect adjacent storage tank, protection storage tank fire incident is climing
Prolong.The method of the protection of adjacent tank is to apply water spray under existing fire condition, i.e., by fixed water sprinkler system to adjacent
Reservoir surface water spray, takes away heat by the flowing and evaporation of water, to protect adjacent storage.
Currently, being directed to the spraying cooling water of adjacent storage, the country only has traffic requirement.In fact, influencing water spray effect
Fruit it is many because being known as, such as pressure, flow, jet angle, liquid-drop diameter and the spray head number of single spray head, spray head away from tank skin away from
From etc..
Summary of the invention
The purpose of the invention is to the spray heads in the spray equipment for tank field to provide one group of preferable parameter, to be applied to
In the spray equipment of tank field, tank body is enable to obtain preferable cooling effect.
To achieve the goals above, one aspect of the present invention provides a kind of test system of the spray head parameter of tank field spray equipment
System, comprising: the first tank body, the second tank body, spray equipment and test device,
First tank body and second tank body interval are arranged, and first tank body is used to simulate ignition source,
The spray equipment is used to spray to second tank body, and the spray equipment includes multiple spray heads,
The test device include be set to the intracorporal temperature detecting unit of second tank and with the temperature detection list
The data processing unit of member electrical connection.
Preferably, the spray equipment includes: water tank, water pump, voltage-stablizer, water pipe and tank body tube assembly,
The water tank, water pump, voltage-stablizer, tank body tube assembly and spray head are sequentially communicated by the water pipe, the tank body
Tube assembly surrounds second tank body.
Preferably, the spray equipment includes: return line, one end of the return line is connected to the water tank, another
End is connected to the water pipe between the water pump and the voltage-stablizer.
Preferably, the spray equipment includes: flowmeter, what the flowmeter was set to the water pipe is located at the pressure stabilizing
On the pipeline in device downstream.
Preferably, the tank body tube assembly includes upper water standpipe and water spray endless tube, the upper water standpipe and the water pipe connect
It is logical, and it is set to the side of second tank body, the water spray endless tube is connected to the water standpipe, and around second tank
Body is evenly equipped with multiple spray heads on the water spray endless tube.
Preferably, the spray equipment further include: pallet, the pallet is set to second tank base, for holding
It connects and collects the water flowed down from second tank body.
Preferably, drainage pipeline is provided on the pallet, for the water in the pallet to be discharged.
Preferably, the temperature detecting unit includes temperature sensor, the data processing unit includes data collector
And computer,
The temperature sensor is set to the inner wall of second tank body,
The data collector is electrically connected with the temperature sensor, and the signal for feeding back the temperature sensor is adopted
Collect and be transferred to the computer, for computer reading.
To solve the above-mentioned problems, another aspect of the present invention provides a kind of test side of the spray head parameter of tank field spray equipment
Method, using test macro provided by the invention, the test method the following steps are included:
S1, a kind of spray head for spraying parameter is selected to be installed in the spray equipment；According to testing requirement second
Oil product is filled in tank body；
S2, the setting test device enable the test device to obtain the temperature ginseng of oil product in second tank body
Number；
S3, first tank body is lighted, simulates ignition source, and kept for the scheduled testing time；
S4, second tank body is sprayed using the spray equipment；
S5, the temperature parameter for recording second tank body in real time by the test device；
The different numerical value of S6, the same spray parameter of adjustment, and repeat S1~S5；
S7, compare under the spray effect of the different numerical value of same spray parameter, the maximum temperature of second tank body, and
Maximum temperature is selected to be less than and closest to optimal value of the spray parameter values as the spray parameter for allowing temperature；
S8, it exchanges different spray parameters for, repeats S1-S7, to obtain the respective optimal of each spray parameter
Value, and the parameter and standard that the optimal value of each spray parameter is designed as spray equipment.
Preferably, the spray parameter of the spray head include: rated pressure parameter, metered flow parameter, spray angle parameter,
Diameter parameters, spray head number, spray head spray water away from tank skin distance.
Preferably, the test device includes the temperature sensing for measuring the temperature parameter of oil product in second tank body
Device temperature sensor is arranged in oil product liquid level and tank skin junction, and the oil product nearest away from the first tank body in the S2
In.
In test macro provided by the invention, by the first tank body simulated fire environment, using spray equipment to second
Tank body implements spray, and the second tank body oil product maximum temperature is measured by test device, thus obtain maximum temperature be less than and
Closest to the spray parameter values for the spray head for allowing temperature, the optimum value of all spray parameters is successively obtained, spray is filled
The effect positive using bring in tank field is set, has also played a guiding function for the application of tank field spray head.
Detailed description of the invention
Fig. 1 is the schematic diagram of the test macro of the spray head parameter of tank field spray equipment in an embodiment of the present invention；
Fig. 2 is the top view of the second tank body in Fig. 1.
Description of symbols
The first tank body of 1-；The second tank body of 2-；3- water tank；4- water pump；5- return line；6- voltage-stablizer；7- flowmeter；8- water
Pipe；The upper water standpipe of 9-；10- water spray endless tube；11- spray head；12- pallet；13- pressure gauge；14- temperature sensor；The acquisition of 15- data
Device；16- computer.
Specific embodiment
With reference to the accompanying drawing to the test macro and test method of the spray head parameter of tank field spray equipment provided by the invention
It is further described in detail.
Refering to fig. 1 and Fig. 2, the test macro of the spray head parameter for the tank field spray equipment that present embodiment provides includes: the
One tank body 1, the second tank body 2, spray equipment and test device,
First tank body 1 is arranged with second tank body 2 interval, for simulating ignition source,
The spray equipment is set to second tank body 2, for being sprayed to second tank body 2, the spray equipment
Including multiple spray heads 11, the spray parameter that can influence the spray head 11 of spraying effect specifically includes that rated pressure parameter, specified stream
Amount parameter, spray angle parameter, water spray diameter parameters etc., spray head number and spray head are away from tank skin distance etc..Wherein pressure can lead to
Adjustment voltage-stablizer is crossed to change numerical value, flow, spray angle and water spray diameter need to change nozzle type to change numerical value, spray head
It can be changed by changing water spray distance of the endless tube 10 away from tank skin away from tank skin distance, spray head number can pass through installation spray head
Quantity changes.
The test device include the temperature detecting unit being set in second tank body 2 and with the temperature detection list
The data processing unit of member electrical connection.In simulated experiment, the first tank body 1 is lighted, then uses spray equipment to second tank
Body 2 sprays, and temperature detecting unit detects 2 oil product maximum temperature of the second tank body, and data processing unit obtains the temperature, and by temperature
Variation record, can finally select the spray head 11 of optimal spray parameter according to the spraying effect of different parameters lower nozzle.
Spray equipment can be various appropriate forms, as long as can spray to the second tank body 2, for convenient for being arranged and control
Make the parameters such as the hydraulic pressure of spray, it is preferable that the spray equipment includes: water tank 3, water pump 4, voltage-stablizer 6, water pipe 8 and tank body
Tube assembly, the water tank 3, water pump 4, voltage-stablizer 6, tank body tube assembly and spray head 11 are sequentially communicated by the water pipe 8, described
Tank body tube assembly surrounds second tank body 2.Wherein, water tank 3 provides power for storing water source, water pump 4, and voltage-stablizer 6 is controllable
The size of valve processed, to provide relatively stable hydraulic pressure.Tank body tube assembly is arranged around second tank body, and spray head 11 is arranged in tank
In body tube assembly, in spray, water from water tank 3 by water pipe 8 followed by water pump 4, voltage-stablizer 6, tank body tube assembly, most pass through afterwards
Spray head 11 is sprayed onto the second tank body 2.
In order to keep irrigation pressure more stable, the spray equipment further include: return line 5, the one of the return line 5
End is connected to the water tank 3, and the other end is connected to the water pipe 8 between the water pump 4 and the voltage-stablizer 6, in this way, if water pump 4 provides
Hydraulic pressure it is excessively high, then can be discharged in water tank 3 by return line 5, so passing through cooperation between return line 5 and voltage-stablizer 6
Relatively stable hydraulic pressure can be obtained.
In order to calculate the flow of spray, the spray equipment further include: flowmeter 7, the flowmeter 7 are set to the water
Pipe 8 on the pipeline in 6 downstream of voltage-stablizer.
Preferably, the tank body tube assembly includes upper water standpipe 9 and water spray endless tube 10, the upper water standpipe 9 and the water
Pipe 8 is connected to, and is set to the side of second tank body 2, and the water spray endless tube 10 is connected to the water standpipe 9, and around institute
The second tank body 2 is stated, is evenly equipped with the multiple spray heads 11 belonged to group on the water spray endless tube 10.Water in water pipe 8 first flows into
Then upper water standpipe 9 flows into water spray endless tube 10 by upper water standpipe 9, to make each spray head 11 sprayed water on endless tube 10 that can obtain
Obtain identical irrigation pressure.The spray-head interface for installing spray head 11 is evenly provided on water spray endless tube 10, according to spray head 11
Actual quantity extra spray-head interface can be blocked.In addition, pressure gauge 13 is additionally provided on water spray endless tube 10, for examining
The pressure of water is surveyed, the reading of pressure gauge 13 is observed, the rated pressure for making its reading be equal to selected spray head by adjusting voltage-stablizer 6.
In order to avoid the trickling of water when experiment, the spray equipment further include: pallet 12, the pallet 12 are set to described
Second tank body, 2 bottom, for accepting and collecting the water flowed down from second tank body 2.Further, it is arranged on the pallet 12
There is drainage pipeline, for the water in the pallet 12 to be discharged, and drains into suitable place.
Preferably, the temperature detecting unit includes temperature sensor 14, the data processing unit includes data acquisition
Device 15 and computer 16, the temperature sensor 14 are set to the inner wall of second tank body 2, the data collector 15 and institute
The electrical connection of temperature sensor 14 is stated, the signal acquisition for feeding back the temperature sensor 14 is simultaneously transferred to the computer 16,
For the computer 16 reading.
According to above-mentioned test macro, present embodiment also provides a kind of test side of the spray head parameter of tank field spray equipment
Method, the test method the following steps are included:
S1, a kind of spray head (11) for spraying parameter is selected to be installed in the spray equipment；Existed according to testing requirement
Oil product is filled in second tank body；
S2, the setting test device, enable the test device to obtain the temperature of the interior oil product of second tank body (2)
Parameter；
S3, first tank body (1) is lighted, simulates ignition source, and kept for the scheduled testing time；
S4, second tank body (2) is sprayed using the spray equipment；
S5, the temperature parameter for recording second tank body (2) in real time by the test device；
The different numerical value of S6, the same spray parameter of adjustment, and repeat S1~S5；
S7, compare under the spray effect of the different numerical value of same spray parameter, the highest temperature of second tank body (2)
Degree, and select maximum temperature to be less than and closest to optimal value of the spray parameter values as the spray parameter for allowing temperature；Its
In, allow the occurrence of temperature that can specifically be set according to different oil products, for example, the oil product low for ignition point can take
Lower value, the oil product high for ignition point can take high value；Test temperature and permission temperature are closer, then it had both been able to satisfy drop
Temp effect, and can guarantee the smallest water consumption；
S8, it exchanges different spray parameters for, repeats S1-S7, to obtain the respective optimal of each spray parameter
Value, and the parameter and standard that the optimal value of each spray parameter is designed as spray equipment.
The above method can effectively and accurately obtain the preferable spray parameter of spray head 11, can make existing spray equipment
Spraying effect improved, to improve the safety of tank field.
Wherein, the spray parameter of the spray head 11 include: rated pressure parameter, metered flow parameter, spray angle parameter,
Diameter parameters, spray head number, spray head spray water away from tank skin distance etc..
Further, the test device includes passing for measuring the temperature of the temperature parameter of oil product in second tank body 2
Temperature sensor 14 is arranged in oil product liquid level and tank skin junction in the S2 for sensor 14, and recently away from the first tank body 1
Oil product in.Since flame is upward, so the oil product temperature rising of eminence is most fast, in addition influence oil product temperature is exactly and kindling
The distance of tank, distance is closer, temperature rise it is faster, so by the setting of temperature sensor 14 in oil product liquid level and tank skin junction and
Away from the nearest oil product of the first tank body 1, the highest value of oil product temperature can be measured, consequently facilitating the comparison of experiment.It needs
It is bright, the sequence of above-mentioned steps and it is unlimited be limited, can complete experiment any operation order be the present invention to be protected
The range of shield can also be carried out simultaneously for example, can first carry out S2 executes S1 again with S1 and S2.
It is described the prefered embodiments of the present invention in detail above in conjunction with attached drawing, still, the present invention is not limited thereto.At this
It, can be with various simple variants of the technical solution of the present invention are made in the range of the technology design of invention.Including each particular technique
Feature is combined in any suitable manner.In order to avoid unnecessary repetition, the present invention is to various combinations of possible ways
No further explanation will be given.But it should also be regarded as the disclosure of the present invention for these simple variants and combination, belongs to the present invention
Protection scope.
Claims (11)
1. a kind of test macro of the spray head parameter of tank field spray equipment characterized by comprising the first tank body (1), the second tank
Body (2), spray equipment and test device,
First tank body (1) and second tank body (2) interval are arranged, and first tank body (1) is used to simulate ignition source,
The spray equipment is used to spray to second tank body (2), and the spray equipment includes multiple spray heads (11),
The test device include the temperature detecting unit that is set in second tank body (2) and with the temperature detecting unit
The data processing unit of electrical connection.
2. test macro according to claim 1, which is characterized in that the spray equipment includes: water tank (3), water pump
(4), voltage-stablizer (6), water pipe (8) and tank body tube assembly,
The water tank (3), water pump (4), voltage-stablizer (6), tank body tube assembly and spray head (11) are successively connected by the water pipe (8)
Logical, the tank body tube assembly surrounds second tank body (2).
3. test macro according to claim 2, which is characterized in that the spray equipment includes: return line (5), institute
The one end for stating return line (5) is connected to the water tank (3), and the other end is connected between the water pump (4) and the voltage-stablizer (6)
Water pipe (8).
4. test macro according to claim 2, which is characterized in that the spray equipment includes: flowmeter (7), described
Flowmeter (7) be set to the water pipe (8) on the pipeline in the voltage-stablizer (6) downstream.
5. test macro according to claim 2, which is characterized in that the tank body tube assembly include upper water standpipe (9) and
It sprays water endless tube (10), the upper water standpipe (9) is connected to the water pipe (8), and is set to the side of second tank body (2),
The water spray endless tube (10) is connected to the water standpipe (9), and on second tank body (2), the water spray endless tube (10)
It is evenly equipped with multiple spray heads (11).
6. test macro according to claim 2, which is characterized in that the spray equipment further include: pallet (12), it is described
Pallet (12) is set to the second tank body (2) bottom, for accepting and collecting the water flowed down from second tank body (2).
7. test macro according to claim 6, which is characterized in that be provided with drainage pipeline on the pallet (12), use
It is discharged in by the water in the pallet (12).
8. test macro according to claim 1, which is characterized in that the temperature detecting unit includes temperature sensor
(14), the data processing unit includes data collector (15) and computer (16),
The temperature sensor (14) is set to the inner wall of second tank body (2),
The data collector (15) is electrically connected with the temperature sensor (14), for feeding back the temperature sensor (14)
Signal acquisition and be transferred to the computer (16), for the computer (16) reading.
9. a kind of test method of the spray head parameter of tank field spray equipment, which is characterized in that using according to claims 1-8
Test macro, the test method the following steps are included:
S1, a kind of spray head (11) for spraying parameter is selected to be installed in the spray equipment；According to testing requirement second
Oil product is filled in tank body；
S2, the setting test device enable the test device to obtain the temperature ginseng of the interior oil product of second tank body (2)
Number；
S3, first tank body (1) is lighted, simulates ignition source, and kept for the scheduled testing time；
S4, second tank body (2) is sprayed using the spray equipment；
S5, the temperature parameter for recording second tank body (2) in real time by the test device；
The different numerical value of S6, the same spray parameter of adjustment, and repeat S1~S5；
S7, compare under the spray effect of the different numerical value of same spray parameter, the maximum temperature of second tank body (2), and
Maximum temperature is selected to be less than and closest to optimal value of the spray parameter values as the spray parameter for allowing temperature；
S8, it exchanges different spray parameters for, repeats S1-S7, so that the respective optimal value of each spray parameter is obtained, and
The parameter and standard that the optimal value of each spray parameter is designed as spray equipment.
10. test method according to claim 9, which is characterized in that the spray parameter of the spray head (11) includes: specified
Pressure parameter, metered flow parameter, spray angle parameter, water spray diameter parameters, spray head number, spray head are away from tank skin distance.
11. test method according to claim 9, which is characterized in that the test device includes for measuring described
Temperature sensor (14) are arranged in oil in the S2 for the temperature sensor (14) of the temperature parameter of two tank bodies (2) interior oil product
Product liquid level and tank skin junction, and away from the nearest oil product of the first tank body (1).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201711294133.4A CN109900456A (en) | 2017-12-08 | 2017-12-08 | The test macro and its test method of the spray head parameter of tank field spray equipment |
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| CN201711294133.4A CN109900456A (en) | 2017-12-08 | 2017-12-08 | The test macro and its test method of the spray head parameter of tank field spray equipment |
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| CN110618165A (en) * | 2019-11-01 | 2019-12-27 | 滨州学院 | Spray cooling multi-process parameter test device |
| CN112782346A (en) * | 2019-11-06 | 2021-05-11 | 中国石油化工股份有限公司 | Foam fire extinguishing dynamic testing device and method |
| CN113030177A (en) * | 2019-12-25 | 2021-06-25 | 中国石油化工股份有限公司 | Tank area flowing fire simulation and rescue protection test system and test method |
| CN113533617A (en) * | 2020-04-21 | 2021-10-22 | 中国石油天然气股份有限公司 | Model device for researching fire of multiple pools of liquid hydrocarbon storage tank and application |
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Application publication date: 20190618 |
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